ExtHub
開発
各拡張機能に月額・年額の Pro 購読があります。
Form Scoop
開発Serialize forms on the active page to JSON and copy or download the data. Pro saves snippets, extra format options, and ExtHub sync.
Json Forge
開発Format, minify, and validate JSON locally with path lookup. Pro saves snippets, extra format options, and ExtHub sync.
Media Probe
近日公開Inspect CSS media queries on the page — match state, viewport, prefers-*, breakpoints, and export. Pro saves reports, export, and...
Redirect Trail
近日公開Trace redirect chains with hop timing, host/scheme change alerts, history, and JSON export. Pro saves snippets, extra format opti...
Request Desk
近日公開Local HTTP client with headers, auth, presets, timing, JSON pretty-print, and cURL export. Pro saves snippets, extra format optio...
Schema Lens
近日公開Extract and inspect JSON-LD and microdata schema markup on the active page. Pro saves snippets, extra format options, and ExtHub...
Selector Copy
近日公開Pick an element on the page and copy a unique CSS selector for it. Pro saves snippets, extra format options, and ExtHub sync.
XPath Lab
近日公開Test XPath on the page — recipes, click-to-pick, scroll-to-match, saved queries, and copy paths. Pro saves snippets, extra format...
Class Census
近日公開Count unique CSS class names used in the current page DOM. Pro saves reports, export, and ExtHub sync.
Regex Lab
近日公開Test, highlight, and replace with regex — recipes, flags, groups, and saved patterns locally. Pro saves snippets, extra format op...
Base64 Pad
開発Encode and decode Base64 locally. Live, URL-safe, wrap. Free stays local. Pro syncs named pads via ExtHub.
Diff Pane
近日公開Compare two texts with a local line-level diff view. Pro saves snippets, extra format options, and ExtHub sync.
Hash Box
近日公開Create SHA hashes of text locally with Web Crypto. Pro saves snippets, extra format options, and ExtHub sync.
JSON Nest
近日公開Format, minify, and validate JSON locally in your browser. Pro saves snippets, extra format options, and ExtHub sync.
UUID Mint
近日公開Generate version-4 UUIDs locally and keep a short history. Pro saves snippets, extra format options, and ExtHub sync.
Codec Pad
開発Base64 and URL encode/decode tools in a simple textarea workspace. Pro saves snippets, extra format options, and ExtHub sync.
Diff Desk
近日公開Compare two text blocks with a simple colored line diff. Pro saves snippets, extra format options, and ExtHub sync.
Gradient Lab
近日公開Design CSS gradients with multiple stops, linear/radial/conic modes, presets, favorites, and page preview. Pro saves snippets, ex...
Hash Lab
近日公開Hash text locally with Web Crypto SHA-256, SHA-384, and SHA-512. Pro saves snippets, extra format options, and ExtHub sync.
Token Peek
近日公開Decode JWT header and payload JSON locally without signature verification. Pro saves snippets, extra format options, and ExtHub s...
CSS Unit
近日公開Convert between px, rem, and em using a local base font size. Pro saves snippets, extra format options, and ExtHub sync.
Css Compare
近日公開Pick two elements and compare their key computed CSS styles side by side. Pro saves snippets, extra format options, and ExtHub sync.
Json Path
近日公開Query pasted JSON with simple JSONPath-style paths and copy the matches. Pro saves snippets, extra format options, and ExtHub sync.
Uuid Desk
近日公開Generate UUID v4, ULID-like, and Nano-like identifiers in bulk with local history. Pro saves snippets, extra format options, and...